可变块大小的方块编码源程序包括编码和解压两部分程序-Variable block size coding of the box including source code and extract the two parts of the procedure

使用方块编码技术，压缩图像数据，完全用数学方法编写，没有调用函数。-Use block coding techniques, compressed image data, complete with mathematical methods to prepare, did not call the function.